| Item | Specification |
|---|---|
| Product Name | PQQ Disodium Salt |
| CAS Number | 122628-50-6 |
| Synonyms | Pyrroloquinoline Quinone Disodium Salt / Methoxatin Disodium Salt |
| Molecular Formula | C14H4N2Na2O8 |
| Molecular Weight | 374.17 g/mol |
| Appearance | Reddish-orange powder |
| Purity (HPLC) | ≥99% |
| Solubility | Soluble in water |
| Loss on Drying | ≤5.0% |
| Heavy Metals | ≤10 ppm |
| Arsenic (As) | ≤2 ppm |
| Lead (Pb) | ≤2 ppm |
| Total Plate Count | ≤1000 CFU/g |
| Yeast & Mold | ≤100 CFU/g |
| Shelf Life | 24 months |
| Storage Condition | Cool, dry place, keep sealed away from light |
| Grade | Food grade / Nutraceutical grade |
| Packaging | 1kg/foil bag, 25kg/drum (customizable) |